UJohnson Electric uzibophezele ekuhlinzekeni ngezinto ezisebenza kahle zokudlulisa amandla kanye nemishini kumakhasimende ezimbonini nezimboni zikagesi

Ama-insulators ngamadivayisi afakwe phakathi kwamakhondakta anamandla ahlukene noma phakathi kwamakhondakta nezinto ezingase zibe khona eziphansi, ezingamelana nogesi kanye nokucindezeleka komshini.

Ama-insulators adlala izindima ezimbili eziyisisekelo ohlelweni lwamandla: enye iwukusekela abaqhubi kanye nokuthwala ukucindezeleka kwemishini;Okwesibili ukuvimbela i-current ukuthi ingagelezi noma ibuyele phansi phakathi kwamakhondakta anamandla ahlukene futhi imelane nomthelela we-voltage.Ihlanganiswe nokufakwa ukulungisa umqhubi embhoshongweni futhi ifake ngokuthembekile umqhubi ukusuka embhoshongweni.Ngesikhathi sokusebenza, i-insulator akufanele ithwale i-voltage yokusebenza kuphela, kodwa futhi i-overvoltage yokusebenza kanye nombani ongaphezu kwamandla.Ngaphezu kwalokho, i-insulator kufanele ibe nokusebenza okuhle kokufakwa kukagesi ngenxa yesisindo esifile somqhubi, amandla omoya, iqhwa neqhwa kanye nomthwalo wemishini wokushintsha kwezinga lokushisa kwemvelo, Ngesikhathi esifanayo, izoba namandla anele omshini.

Ukuhlukaniswa kwama-insulators

1. Ngokwezinto zokuvikela ezisetshenziselwa ukukhiqiza ama-insulators, zingahlukaniswa ngama-insulators e-porcelain, ama-insulators engilazi aqinile, ama-insulators okwenziwa kanye nama-insulators e-semiconductor.

2. Ingahlukaniswa ngohlobo lokuqhekeka kanye nohlobo olunganqamuki ngokuya ngokuthi ibanga elifushane lokubhoboza kusivikeli manzi lingaphansi kwesigamu sebanga le-flashover emoyeni wangaphandle.

3. Ngokwefomu lesakhiwo, lingahlukaniswa libe yikholomu (insika) isivikeli, isivikeli se-butterfly, isivikeli se-butterfly, isivikeli sephini, isivikeli sengalo esiphambanayo, isivikeli senduku kanye nesivikeli semikhono.

4. Ngokusho kwesicelo, ingahlukaniswa ibe i-insulator yomugqa, isivikeli sesiteshi samandla kanye nesivikeli sikagesi.Isivikelo sesiteshi sikagesi: sisetshenziselwa ukusekela nokulungisa ukusatshalaliswa kwangaphakathi nangaphandle kwesikhungo sikagesi kanye nesiteshi esincane

Ibhasi kanzima idivayisi kagesi futhi insulate ibhasi emhlabeni.Ihlukaniswe yaba insulator yokuthumela kanye ne-bushing insulator ngokwemisebenzi ehlukene.Isivikelo sikagesi: sisetshenziselwa ukulungisa ingxenye ephethe yamanje yezinto zikagesi.Iphinde ihlukaniswe yaba insulator yokuthumela kanye ne-bushing insulator.Ama-post insulators asetshenziselwa ukulungisa ingxenye yamanje ephethe izinto zikagesi ngaphandle kwegobolondo elivaliwe;I-Bushing insulator isetshenziselwa ukuhola ingxenye ephethe yamanje yezinto zikagesi ezinegobolondo elivaliwe (njenge-circuit breaker, i-transformer, njll.) iphume egobolondweni.

Isivikeli segesi sikalayini: sisetshenziselwa ukuhlanganisa amakhondaktha okudlulisela phezulu nokusabalalisa kanye nebhasi eliguquguqukayo lamadivayisi okusabalalisa angaphandle, futhi awavale ukusuka engxenyeni ephansi.Kukhona uhlobo yenaliti, uhlobo olulengayo, uhlobo uvemvane kanye porcelain cross arm.

5. Ngokusho kwe-voltage yesevisi, ihlukaniswe ngama-voltage aphansi (AC 1000 V nangaphansi, DC 1500 V nangaphansi) ama-insulators kanye ne-high-voltage (AC 1000 V nangaphezulu, DC 1500 V nangaphezulu) ama-insulators.Phakathi kwama-insulators anamandla kagesi aphezulu, kukhona i-ultra-high voltage (AC 330kV no-500 kV, DC 500 kV) kanye ne-ultra-high voltage (AC 750kV kanye no-1000 kV, DC 800 kV).

6. Ihlukaniswe ngohlobo lwangaphakathi ngokusho kwendawo yesevisi: i-insulator ifakwe endlini, futhi asikho isiketi sesambulela endaweni ye-insulator.Uhlobo lwangaphandle: i-insulator ifakwe ngaphandle, futhi kuneziketi zesambulela eziningi nezinkulu endaweni ye-insulator ukwandisa ibanga lokuphuma endaweni, futhi uvimbele ukugeleza kwamanzi ezinsukwini zemvula, ukuze isebenze ngokuthembekile esimweni sezulu esibi.

7. Ngokusho kwemisebenzi ehlukene, ingahlukaniswa ibe yi-insulator evamile kanye ne-antifouling insulator.

Ukuhlukaniswa kwama-insulators

1. High voltage line insulator

① Izivikeli eziqinile zolayini wamandla kagesi aphezulu: okufaka izivikeli zobumba zohlobo lwephinikhodi, izivikeli zobumba eziphambanayo zengalo nezivikeli zobumba zohlobo lwevemvane.Lapho zisetshenziswa, zilungiswa ngqo embhoshongweni ngezinyawo zazo zensimbi noma amabhawodi.

Ngokwefomu lesakhiwo, i-porcelain cross arm insulators yemigqa ye-voltage ephezulu ingahlukaniswa ngezinhlobo ezine: lonke uhlobo lwe-porcelain, uhlobo olufakwe iglue, uhlobo lwengalo eyodwa kanye ne-V-shape;Ngokwefomu lokufaka, lingahlukaniswa ngohlobo oluqondile kanye nohlobo oluvundlile;Ngokwezinga elijwayelekile, i-voltage yokumelana nombani egcwele amandla ingahlukaniswa ngamaleveli amane: 165kv, 185kv, 250kV no-265kv (ekuqaleni, u-50% ogcwele we-wave wave impulse flashover voltage ingahlukaniswa ngamaleveli ayisithupha: 185kv, 2l0kv, 280kv, 380kv, 380kv 450kv kanye no-6l0kv).Ingalo yesiphambano ye-porcelain isetshenziswa emigqeni yokudlulisela phezulu nephezulu yamandla kagesi aphezulu, engangena esikhundleni sephini kanye nama-insulators amisiwe, futhi inciphise ubude besigxobo nengalo ephambanayo.

Ama-insulators e-Butterfly porcelain yemigqa yamandla kagesi aphezulu ahlukaniswe abe yi-6kV kanye ne-l0kV ngokuya nge-voltage elinganiselwe.Isetshenziselwa ukufaka i-insulating kanye nokulungisa amakhondaktha kumatheminali olayini bokuhambisa phezulu nokusabalalisa, ukushuba kanye nezigxobo zamakhona.Ngasikhathi sinye, isetshenziswa kabanzi ukubambisana ne-insulator yokumiswa komugqa ukwenza lula ukwakheka kwehadiwe.

② I-insulator yokumisa i-voltage ephezulu: kufaka phakathi i-disc suspension porcelain insulator, i-disc suspension glass insulator, i-porcelain pull rod kanye ne-ground wire insulator.

Ama-insulators aphezulu we-voltage line disc suspension porcelain ahlukaniswe ngohlobo olujwayelekile nohlobo olumelana nokungcola.Isetshenziselwa izintambo zamandla kagesi aphezulu kanye nezintambo zikagesi we-ultra-high ukuze zimise okwesikhashana noma izikhondatha ze-tension futhi ziwavale ezigxotsheni nasemibhoshongweni.Ama-insulators amisiwe anamandla aphezulu emishini nawogesi.Angasetshenziswa emazingeni ahlukene kagesi ngamaqembu ezintambo ezahlukene futhi ahlangabezane nezidingo ezihlukahlukene zamandla.Yizona ezisetshenziswa kakhulu.Uhlobo olujwayelekile lufanele izindawo zezimboni ezijwayelekile.Uma kuqhathaniswa nama-insulators avamile, ama-insulators amelana nokungcola anebanga elikhudlwana le-creepage kanye nesimo esilungele ukuhlanzwa komoya nemvula.Zilungele ugu, impushana yensimbi, ukungcoliswa kwamakhemikhali kanye nezindawo ezingcolisa kakhulu izimboni.Lapho isivikelo esivikela ukungcola sisetshenziswa ezindaweni ezingenhla, singanciphisa ubukhulu bombhoshongo futhi sinenani elikhulu kwezomnotho.

Inhloso ye-high voltage line disc suspension glass insulator ngokuyisisekelo iyafana naleyo ye-high voltage line disc suspension porcelain insulator.I-insulator yengilazi inezici zamandla aphezulu emishini, ukumelana komthelela wemishini, ukusebenza kahle kokubanda nokushisa, impilo ende yesevisi, ukusebenza kahle kukagesi nokumelana nombani.Uma ilimele ngesikhathi sokusebenza, idiski yesambulela yayo izophulwa ngokuzenzekelayo, okulula ukuyithola, kunciphisa kakhulu umsebenzi wokutholwa kokufakwa kwe-insulation.

I-voltage ephezulu ye-porcelain pull rod insulator isetshenziswa esigxotsheni se-terminal, pole ye-tension kanye nesigxobo sekhona sentambo kagesi engaphezulu enekhondatha encane ye-l0kV nangaphansi njenge-insulation and fixing conductor.Ingathatha indawo yezinye izivikeli ze-butterfly porcelain kanye nama-disc suspension porcelain insulators.

③ Izivikeli ze-porcelain zohlobo lwenduku yokuxhumana okungaphezulu kwesistimu yesitimela esifakwe ugesi.

2. I-insulator yomugqa we-voltage ephansi

① Uhlobo lwephinikhodi, uhlobo lwevemvane nezivikeli zobumba zohlobo lwe-spool zemigqa yamandla aphansi: izivikeli zobumba zohlobo lwephinikhodi yemigqa yamandla aphansi zisetshenziselwa ukwahlukanisa kanye nokulungisa amakhondakta emigqeni yamandla angaphezulu kuka-1KV.Ama-insulators e-Butterfly porcelain kanye nama-spool porcelain insulators emigqeni yamandla aphansi asetshenziswa njengamakhondatha avaliwe futhi angaguquki kumatheminali kagesi kanye nolayini wokusabalalisa, ukungezwani nezinduku zamakhona.

② Isivikeli se-porcelain esicindezelayo somugqa ongaphezulu: sisetshenziselwa ukulinganisa ukushuba kwesigxobo kumatheminali we-AC kanye nemigqa yokusabalalisa phezulu kwe-DC kanye nemigqa yokuxhumana, amakhona noma izigxobo ezinde, ukuze kufakwe izintambo zokuhlala eziphansi ukusuka phezulu. hlala ucingo.

③ Isivikeli somugqa wethilamu: sisetshenziswa njenge-insulator ne-tensioning conductor yolayini wethilamu noma njenge-insulator nokusekelwa kwengxenye ye-conductive ku-tram nesiteshi samandla.

④ Iphinikhodi yohlobo lwe-porcelain insulator yomugqa wokuxhumana: isetshenziselwa ukufaka i-insulating kanye nokulungisa umqhubi kulayini wokuxhumana ongaphezulu.

⑤ Ama-insulators okufaka izintambo: kufaka phakathi ama-insulators emigqomo, ama-porcelain splints namashubhu e-porcelain, asetshenziselwa izintambo ezine-voltage ephansi.

3. I-insulator yesiteshi samandla kagesi aphezulu

① Isivikelo sendawo kagesi yasendlini esinamandla kagesi aphezulu esiteshini samandla: sisetshenziswa ebhasini lezinto zikagesi kanye nesisetshenziswa sokusabalalisa sesiteshi samandla sasendlini kanye nesiteshi esincane esinamandla omthamo kagesi olinganiselwe ongu-6 ~ 35kV.Njengokwesekwa kwe-insulating kwengxenye ye-high voltage conductive.Ivamise ukufakwa endaweni ephakeme engeqile ku-1000m futhi izinga lokushisa le-ambient lingu-40 ~ 40 ℃, futhi kufanele lisetshenziswe ngaphandle kokungcoliswa kanye nokujiya.Uhlobo lwethafa oluklanywe ngokukhethekile lungasetshenziswa ezindaweni ezinobude obungu-3000m no-5000m.

② Isivikelo sephini langaphandle: sisebenza engxenyeni evalekile yezinto zikagesi noma izinto zokusabalalisa amandla ezine-voltage elinganiselwe ye-AC engu-3 ~ 220kV, izinga lokushisa elizungezile elingu - 40 ~ + 40 ℃ endaweni yokufaka nokuphakama okungeqile ku-1000m.Isetshenziswa njenge-insulation kanye ne-conductor engaguquki.

③ Isivikeli seposi senduku yangaphandle: sisetshenziselwa izinto zikagesi ezinamandla amakhulu kanye namadivayisi okusabalalisa amandla kagesi aphezulu ukuze kugqunywe futhi kulungiswe amakhondaktha.Sekuthathe indawo enkulu ukusetshenziswa kwama-outdoor pin post insulators.

④ Isivikeli seposi sangaphandle esivikela ukubola: silungele ukuminyana kosawoti ongu-0.1mg/cm² Indawo engcolile emaphakathi ngaphakathi isetshenziselwa ukufakwa kanye nokulungisa izinto zikagesi ezinamandla amakhulu kanye namadivayisi okusabalalisa amandla.

⑤ Ukwakhiwa kwezindonga zamandla kagesi aphezulu: kufaka phakathi udonga olungaphakathi endlini, udonga lwangaphandle, udonga lwamabhasi kanye ne-oil capacitive wall bushing.

⑥ I-porcelain bushing kagesi: kufaka phakathi i-transformer porcelain bushing, shintsha i-porcelain bushing, i-transformer porcelain bushing, njll.

I-Transformer porcelain bushing ihlanganisa i-bushing porcelain bushing kanye ne-pillar porcelain bushing ye-transformer yamandla kanye ne-test transformer.Ukushintsha i-porcelain bushing kufaka phakathi i-porcelain bushing ye-multi-circuit breaker, i-porcelain bushing of low low circuit breaker, i-porcelain bushing of load switch, i-porcelain bushing of switch-proof switch, i-porcelain bushing of disconnector, i-porcelain bushing ye-air circuit breaker, njll. ikakhulukazi esetshenziswa njengokufakwa kwe-insulation ye-high-voltage lead yeswishi eya phansi futhi njengesiqukathi sokuhlukanisa i-circuit breaker kanye nokufakwa kwangaphakathi.I-porcelain bushing ye-transformer isetshenziswa njenge-insulating element ye-transformer yamanje kanye ne-voltage transformer.


Isikhathi sokuthumela: Aug-24-2021